Zelcastalumni map

People who leave Two Sigma most often go to Google, Meta and Jane Street. Of them, 4% found something next and 19% go somewhere small. The median tenure is 3y 7m

Not Two Sigma's headcount: these are the engineers in the Zelcast network and the profiles run through the Eng Scorer. 248 people on a map of 67,181, No. 94 on it by people. Updated September 30, 2026.

People on the map
2480.4% of everyone on the map
There now
10342% of the people here
Moved on
14558% of the people here
Median tenure
3y 7mmiddle half 1y 11m to 4y 7m

Put Two Sigma side by side with another employer.

Came from, went to

Ribbon width is the number of people who made the move. Most arrive from Google. Most leave for Google (10% of recorded departures).

89 of 229 recorded arrivals shown, 140 more from 117 other companies55 of 143 recorded departures shown, 88 more to 78 other companies

After Two Sigma

  • 4%Founded something6
  • 19%Joined a startup27
  • 18%Joined a big company25
  • 58%Elsewhere

Shares of those who moved on, by their next stop.

How long people stay

12%<1y
14%1-2y
31%2-4y
37%4-7y
7%7y+
3y 7m median tenuremiddle half 1y 11m to 4y 7m

200 stays with both a start and an end on the record.

Who comes and goes, by year

12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
joined left2026 is a partial year

2012 to 2026: 286 joined, 191 left.

Caliber

86mediantop 10%94
0Eng Scorer caliber, 184 scored99

there now 86 moved on 87. Current staff and alumni score about the same.

Titles held here

  1. Software Engineer131
  2. Software Engineer Intern73
  3. Quantitative Software Engineer11
  4. Engineering Manager8
  5. Senior Software Engineer8
  6. Quantitative Researcher7
  7. Vice President7
  8. Intern3

8 most common titles, by people who held them.

First job on the record for 8% of people here.

Behind the median

Everyone here with an Eng Scorer read, placed in their caliber tier.

  • 6%Exceptional11 people
  • 40%Strong74 people
  • 38%Solid69 people
  • 13%Emerging23 people
  • 4%Unproven7 people

184 of the 248 people here carry an Eng Scorer tier.

85 of the 184 people here with a read sit in exceptional or strong, the top two of the five tiers, 46%. A tier is the band a caliber score falls in, so this is the same measurement as the median on the caliber card, opened up.

Whether a title rose here

The level of the first title recorded here, against the last.

36%Titles that rose55 of 154 classified people

  • 36%Rose55 people
  • 61%Stayed level94 people
  • 3%Fell5 people

154 of the 248 people here had a title that could be placed on the ladder before and after.

A title rose when the last title recorded here sits higher on the ladder than the first. For someone with one title here who then left, it's measured against the first title of their next role. The ladder runs intern, junior, mid, senior, staff or manager, principal, director, VP, then founder or C-level. Titles that match no rung are left out rather than guessed, and product, program and project managers are left out entirely as a different ladder. What's left leans towards people who have left: someone still here on one recorded title has nothing to measure against.

Where they studied

  1. MIT11.7%
  2. UC Berkeley11.3%
  3. Stanford8.1%
  4. Carnegie Mellon7.7%
  5. Georgia Tech5.2%
  6. Cornell4.8%
  7. Harvard4.8%
  8. Columbia4.4%

The 8 most listed schools among the 248 people here with a school on file.

29 of the 248 people here with a school on file list MIT, 28 list UC Berkeley and 20 list Stanford. A person can list more than one, so these overlap.

Public work

one square is one in a hundred
33%have a public GitHub account on their profile

83 of the 248 people here whose profile was checked for public accounts. An account the check missed reads the same as no account, so this is a floor.

31% is the median across the 857 companies that can show this figure.

Where they are now

70% of the people who have worked at Two Sigma and list a location live in New York today, against 18% of everyone on the map.

Two Sigma
Everyone on the map
  • 70%New York174 · map 18%
  • 21%SF Bay Area53 · map 41%
  • 2%Washington DC4 · map 13%
  • 7%Somewhere else17

All 248 people who worked at Two Sigma list a location, and every share here is over them.

Where they live now, from the profile as it reads today, not where they sat while working at Two Sigma: a metro here isn't an office there. The lower strip is the same metros across the whole map.

Key facts

  • 248 people on the Zelcast alumni map have worked at Two Sigma: 103 are there now, 145 have moved on.
  • Most leave for Google: 14 people, 10% of recorded departures. Then Meta and Jane Street.
  • Most arrive from Google: 25 people. Then Amazon and Microsoft.
  • Median tenure at Two Sigma: 3y 7m, middle half 1y 11m to 4y 7m.
  • Of the people with a recorded next move after Two Sigma, 4% went to a founder title next, 19% joined a company of 200 or fewer, and 18% joined one of 10,000 or more.
  • Median Eng Scorer caliber here: 86 on the 0 to 99 scale, across 184 scored people.
  • Most common title held here: Software Engineer, then Software Engineer Intern.
  • Top school: MIT, listed by 29 of the 248 people here with one on file (11.7%). Then UC Berkeley (28).
  • 70% of the 248 people here who list a location live in New York today, against 18% across the map. Where they live now, not the office they sat in while they worked here.
  • 33% of the 248 people here whose profile was checked for public accounts have a public GitHub.
  • 55 rose, 94 stayed level, 5 fell, out of the 154 people here whose title could be placed on a ladder before and after.

About this data: built from 352,028 jobs across 67,181 engineers in the Zelcast network and Eng Scorer reads, updated September 30, 2026. A move counts when the next role starts within 24 months of leaving. Companies under 20 people on the map aren't shown, and destinations under 3 people fold into the totals. Caliber is the Eng Scorer score.

Worked at Two Sigma? See how your profile reads to a startup hiring manager, and where it ranks among 67,181 engineers.

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